Related Party Transactions (Details)	0 Months Ended	12 Months Ended		1 Months Ended		3 Months Ended		12 Months Ended				1 Months Ended		12 Months Ended				3 Months Ended		12 Months Ended
	Aug. 02, 2013	Dec. 31, 2013 USD ($) sqft	Dec. 31, 2012 USD ($)	Aug. 31, 2011 Beijing JiYa Semiconductor Material Co Ltd [Member] USD ($) EquityMethodInvestee Installment	Aug. 31, 2011 Beijing JiYa Semiconductor Material Co Ltd [Member] CNY	Mar. 31, 2012 Beijing JiYa Semiconductor Material Co Ltd [Member] USD ($)	Mar. 31, 2012 Beijing JiYa Semiconductor Material Co Ltd [Member] CNY	Dec. 31, 2013 Beijing JiYa Semiconductor Material Co Ltd [Member] USD ($) Installment	Dec. 31, 2012 Beijing JiYa Semiconductor Material Co Ltd [Member] USD ($)	Dec. 31, 2013 Beijing JiYa Semiconductor Material Co Ltd [Member] CNY	Dec. 31, 2012 Beijing JiYa Semiconductor Material Co Ltd [Member] CNY	Aug. 31, 2011 Nanjing Jin Mei Gallium Co Ltd [Member] USD ($)	Aug. 31, 2011 Nanjing Jin Mei Gallium Co Ltd [Member] CNY	Dec. 31, 2013 Nanjing Jin Mei Gallium Co Ltd [Member] USD ($)	Dec. 31, 2013 Nanjing Jin Mei Gallium Co Ltd [Member] CNY	Dec. 31, 2012 Nanjing Jin Mei Gallium Co Ltd [Member] USD ($)	Dec. 31, 2012 Nanjing Jin Mei Gallium Co Ltd [Member] CNY	Mar. 31, 2012 Beijing Tongmei Xtal Technology [Member] USD ($) sqft	Mar. 31, 2012 Beijing Tongmei Xtal Technology [Member] CNY sqft	Dec. 31, 2013 Beijing Tongmei Xtal Technology [Member] USD ($)	Dec. 31, 2013 Beijing Tongmei Xtal Technology [Member] CNY
Related Party Transaction [Line Items]
Amount of loan under note agreement				$ 1,700,000	10,485,200
Number of equity method investees to whom loan was granted				1	1
Amount of loan to related parties				811,000	4,959,000	904,000	5,526,200					818,000	5,000,000
Interest rate (in hundredths)												6.70%	6.70%
Interest income														54,000	333,000	76,000	478,000
Retroactive interest income																23,000	144,000
Maturity date				Dec. 31, 2013	Dec. 31, 2013							Dec. 31, 2013	Dec. 31, 2013
Term of Loan				2 years 10 months	2 years 10 months
Number of installments				3	3			3
First installment due in Dec 2012								429,000		2,620,000
Second installment due in Dec 2013								857,000		5,240,000
Final installment due in May 2014								429,000		2,625,200
Repayment of principal received														818,000	5,000,000
Related party notes receivable - short term		0	2,036,000						1,200,000		7,860,000			0		792,000	5,000,000
Related party notes receivable - long term		1,715,000	416,000					1,700,000	416,000	10,500,000	2,625,200
Income from agency sales								23,000	70,000					128,000		144,000
Accrued liabilities		7,286,000	7,202,000					0	257,000	1,625,000
Accounts payable		8,140,000	5,894,000					1,500,000	1,100,000
Area of leased property (in square feet)		27,760																22,081	22,081
Lease term	2 years	7 years																10 years	10 years
Annual lease payment																		24,000	150,000
Increase in annual lease payment at each third year anniversary (in hundredths)																		5.00%	5.00%
Payments to purchase materials																				$ 121,000	740,924